General

  • Target

    2b70ed1d47f2a5d626d16ab5f355c34b_JaffaCakes118

  • Size

    368KB

  • Sample

    241009-fvd2vsvhrf

  • MD5

    2b70ed1d47f2a5d626d16ab5f355c34b

  • SHA1

    cc903de26a6f4dccfb7e216e84c79c0039ea7492

  • SHA256

    055f455f632bf72f2694befec51708ebfb909f25d59c388e0775af15e86459d1

  • SHA512

    696fdbe87bc478cf85717c4952787a1c4ea0302fd8270b5f04167fed9dcc9c81dc967422c8093870a67ff1ec69ae5bd3506573e1ea680930ec0d165117ef70db

  • SSDEEP

    6144:q/VDu6UsyDUOxfDiyQhbw4tRN7eD7Lct/jG2kOREwMunfHAbxwcLNT:6Du6UsibiPbNt370Lcta9OSCnfPuNT

Malware Config

Extracted

Path

C:\MSOCache\All Users\{90140000-0016-0409-0000-0000000FF1CE}-C\_ReCoVeRy_+uwecq.txt

Family

teslacrypt

Ransom Note
NOT YOUR LANGUAGE? USE https://translate.google.com What happened to your files ? All of your files were protected by a strong encryption with RSA4096 More information about the encryption keys using RSA4096 can be found here: http://en.wikipedia.org/wiki/RSA_(cryptosystem) How did this happen ? !!! Specially for your PC was generated personal RSA4096 Key , both public and private. !!! ALL YOUR FILES were encrypted with the public key, which has been transferred to your computer via the Internet. !!! Decrypting of your files is only possible with the help of the private key and decrypt program , which is on our Secret Server What do I do ? So, there are two ways you can choose: wait for a miracle and get your price doubled, or start obtaining BITCOIN NOW! , and restore your data easy way. If You have really valuable data, you better not waste your time, because there is no other way to get your files, except make a payment. For more specific instructions, please visit your personal home page, there are a few different addresses pointing to your page below: 1 - http://sondr5344ygfweyjbfkw4fhsefv.heliofetch.at/D618AEDF63A56382 2 - http://pts764gt354fder34fsqw45gdfsavadfgsfg.kraskula.com/D618AEDF63A56382 3 - http://yyre45dbvn2nhbefbmh.begumvelic.at/D618AEDF63A56382 If for some reasons the addresses are not available, follow these steps: 1 - Download and install tor-browser: http://www.torproject.org/projects/torbrowser.html.en 2 - After a successful installation, run the browser 3 - Type in the address bar: xlowfznrg4wf7dli.onion/D618AEDF63A56382 4 - Follow the instructions on the site IMPORTANT INFORMATION Your personal pages http://sondr5344ygfweyjbfkw4fhsefv.heliofetch.at/D618AEDF63A56382 http://pts764gt354fder34fsqw45gdfsavadfgsfg.kraskula.com/D618AEDF63A56382 http://yyre45dbvn2nhbefbmh.begumvelic.at/D618AEDF63A56382 Your personal page Tor-Browser xlowfznrg4wf7dli.ONION/D618AEDF63A56382
URLs

http://sondr5344ygfweyjbfkw4fhsefv.heliofetch.at/D618AEDF63A56382

http://pts764gt354fder34fsqw45gdfsavadfgsfg.kraskula.com/D618AEDF63A56382

http://yyre45dbvn2nhbefbmh.begumvelic.at/D618AEDF63A56382

http://xlowfznrg4wf7dli.ONION/D618AEDF63A56382

Extracted

Path

C:\Program Files\7-Zip\Lang\_ReCoVeRy_+xxexf.txt

Family

teslacrypt

Ransom Note
NOT YOUR LANGUAGE? USE https://translate.google.com What happened to your files ? All of your files were protected by a strong encryption with RSA4096 More information about the encryption keys using RSA4096 can be found here: http://en.wikipedia.org/wiki/RSA_(cryptosystem) How did this happen ? !!! Specially for your PC was generated personal RSA4096 Key , both public and private. !!! ALL YOUR FILES were encrypted with the public key, which has been transferred to your computer via the Internet. !!! Decrypting of your files is only possible with the help of the private key and decrypt program , which is on our Secret Server What do I do ? So, there are two ways you can choose: wait for a miracle and get your price doubled, or start obtaining BITCOIN NOW! , and restore your data easy way. If You have really valuable data, you better not waste your time, because there is no other way to get your files, except make a payment. For more specific instructions, please visit your personal home page, there are a few different addresses pointing to your page below: 1 - http://sondr5344ygfweyjbfkw4fhsefv.heliofetch.at/7069B3352A0BFCA 2 - http://pts764gt354fder34fsqw45gdfsavadfgsfg.kraskula.com/7069B3352A0BFCA 3 - http://yyre45dbvn2nhbefbmh.begumvelic.at/7069B3352A0BFCA If for some reasons the addresses are not available, follow these steps: 1 - Download and install tor-browser: http://www.torproject.org/projects/torbrowser.html.en 2 - After a successful installation, run the browser 3 - Type in the address bar: xlowfznrg4wf7dli.onion/7069B3352A0BFCA 4 - Follow the instructions on the site IMPORTANT INFORMATION Your personal pages http://sondr5344ygfweyjbfkw4fhsefv.heliofetch.at/7069B3352A0BFCA http://pts764gt354fder34fsqw45gdfsavadfgsfg.kraskula.com/7069B3352A0BFCA http://yyre45dbvn2nhbefbmh.begumvelic.at/7069B3352A0BFCA Your personal page Tor-Browser xlowfznrg4wf7dli.ONION/7069B3352A0BFCA
URLs

http://sondr5344ygfweyjbfkw4fhsefv.heliofetch.at/7069B3352A0BFCA

http://pts764gt354fder34fsqw45gdfsavadfgsfg.kraskula.com/7069B3352A0BFCA

http://yyre45dbvn2nhbefbmh.begumvelic.at/7069B3352A0BFCA

http://xlowfznrg4wf7dli.ONION/7069B3352A0BFCA

Targets

    • Target

      2b70ed1d47f2a5d626d16ab5f355c34b_JaffaCakes118

    • Size

      368KB

    • MD5

      2b70ed1d47f2a5d626d16ab5f355c34b

    • SHA1

      cc903de26a6f4dccfb7e216e84c79c0039ea7492

    • SHA256

      055f455f632bf72f2694befec51708ebfb909f25d59c388e0775af15e86459d1

    • SHA512

      696fdbe87bc478cf85717c4952787a1c4ea0302fd8270b5f04167fed9dcc9c81dc967422c8093870a67ff1ec69ae5bd3506573e1ea680930ec0d165117ef70db

    • SSDEEP

      6144:q/VDu6UsyDUOxfDiyQhbw4tRN7eD7Lct/jG2kOREwMunfHAbxwcLNT:6Du6UsibiPbNt370Lcta9OSCnfPuNT

    • TeslaCrypt, AlphaCrypt

      Ransomware based on CryptoLocker. Shut down by the developers in 2016.

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

    • Renames multiple (434) files with added filename extension

      This suggests ransomware activity of encrypting all the files on the system.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Deletes itself

    • Drops startup file

    • Executes dropped EXE

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Adds Run key to start application

    • Indicator Removal: File Deletion

      Adversaries may delete files left behind by the actions of their intrusion activity.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks